Home / 174,057.12-240,180.77-102,432.87

Finding the Fourth Proportional to 174,057.12, 240,180.77 and 102,432.87

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Solution

The fourth proportional to 174,057.12, 240,180.77 and 102,432.87 is: 141,346.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,057.12 : 240,180.77 = 102,432.87 : x
  2. Step 2: Convert to fraction form
    174,057.12/240,180.77 = 102,432.87/x
  3. Step 3: Cross multiply
    174,057.12x = 240,180.77 × 102,432.87
  4. Step 4: Simplify right side
    174,057.12x = 24,602,405,077.75
  5. Step 5: Solve for x
    x = 24,602,405,077.75/174,057.12
  6. Step 6: Final answer
    x = 141,346.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.